vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Lauren's age is a quarter of Joe's age. Emma is four years older than Joe. The sum of Lauren, Emma, and Joe's age is 54. How old is Joe?

Lời Giải

L a u re n^{'} s a g e i s a q u a r t er o f J o e^{'} s a g e . E mma i s f o u r ye a rs o l d er t han J oe . T h e s u m o f L a u re n, E mma, an d J o e^{'} s a g e i s 54. Ho w o l d i s J oe ?

Lời Giải

Joe^{'} s age is : 22 \frac{2}{9}

Các bước giải pháp

Translate the problem into an equation:

\frac{1}{4} x + x + 4 + x = 54

Giải

x, \frac{1}{4} x + x + 4 + x = 54 : x = \frac{200}{9}

Chuyển phân số không thực sự thành hỗn số:

22 \frac{2}{9}

Joe^{'} s age is : 22 \frac{2}{9}

Ví dụ phổ biến

number a is more than 6 One number is three less than another. Their sum is 15.Brandon deposited 3600 into a savings account that has an annual simple interest rate of 0.5%. How much is in the account after 5 years?Mr. Campbell has 700 with interest rate compounded QUARTERLY at 5% per YEAR for 10 years. What formula you will use to solve the total amount in the account?A pair of standard dice are rolled. Find the probability of rolling a sum of 3 with these dice.